Alert archive / Alabama / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 185, NWS Tallahassee, FL

July 12, 2021Dale County, Houston County, Alabama

NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 12, 2021, 1:26 PM CDT for Dale County, Houston County, Alabama. It was in force for 38 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 12, 2021, 1:26 PM CDT (18:26 UTC)
Expired
Jul 12, 2021, 2:04 PM CDT
In force
38 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Dale County, AL, Houston County, AL

The radar

The Ft Rucker radar (KEOX), 17 km from the middle of the area, began a volume at 18:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jul 12, 1:55 PM CDTTSTM WND DMG1 Ne Ozark, ALTREE DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 6.4 hours before the alert went out and 164 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 2021-07-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1382 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tallahassee Rgnl, FL at 12:00Z on 2021-07-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1382 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

799 
WUUS52 KTAE 121826
SVRTAE
ALC045-069-121915-
/O.NEW.KTAE.SV.W.0185.210712T1826Z-210712T1915Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
126 PM CDT Mon Jul 12 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Central Dale County in southeastern Alabama...
  Northwestern Houston County in southeastern Alabama...

* Until 215 PM CDT.

* At 126 PM CDT, a severe thunderstorm was located over Daleville,
  moving north at 20 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Daleville, Fort Rucker, Ozark, Enterprise, Midland City, Level
  Plains, Newton, Pinckard, Clayhatchee, Hunt Field, Waterford, Dill,
  Hooper Stage Field, Knox Field, Gerald, Mabson, Ewell, Cairns Aaf,
  Dale County Lake and Marley Hill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Tallahassee.

&&

LAT...LON 3148 8542 3145 8542 3122 8558 3122 8567
      3125 8577 3130 8579 3154 8571
TIME...MOT...LOC 1826Z 199DEG 15KT 3129 8568 

HAIL...<.75IN
WIND...60MPH
 
$$

42-DVD
2 follow-up statements
717 
WWUS52 KTAE 121840
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
140 PM CDT Mon Jul 12 2021

ALC069-121850-
/O.CAN.KTAE.SV.W.0185.000000T0000Z-210712T1915Z/
Houston AL-
140 PM CDT Mon Jul 12 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HOUSTON COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3148 8542 3145 8542 3126 8555 3127 8561
      3127 8566 3126 8567 3127 8568 3127 8569
      3134 8578 3154 8571
TIME...MOT...LOC 1840Z 199DEG 15KT 3135 8566 

$$

ALC045-121915-
/O.CON.KTAE.SV.W.0185.000000T0000Z-210712T1915Z/
Dale AL-
140 PM CDT Mon Jul 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 215 PM CDT
FOR CENTRAL DALE COUNTY...

At 140 PM CDT, a severe thunderstorm was located near Newton, or near
Daleville, moving north at 15 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Daleville, Fort Rucker, Ozark, Enterprise, Midland City, Level
Plains, Newton, Pinckard, Hunt Field, Waterford, Dill, Hooper Stage
Field, Knox Field, Mabson, Ewell, Dale County Lake, Marley Hill,
Echo, Dean Church Road and Bagwells Crossroads.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Tallahassee.

&&

LAT...LON 3148 8542 3145 8542 3126 8555 3127 8561
      3127 8566 3126 8567 3127 8568 3127 8569
      3134 8578 3154 8571
TIME...MOT...LOC 1840Z 199DEG 15KT 3135 8566 

HAIL...<.75IN
WIND...60MPH
 
$$

42-DVD
018 
WWUS52 KTAE 121904
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
204 PM CDT Mon Jul 12 2021

ALC045-121914-
/O.CAN.KTAE.SV.W.0185.000000T0000Z-210712T1915Z/
Dale AL-
204 PM CDT Mon Jul 12 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DALE COUNTY IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Tallahassee.

LAT...LON 3148 8542 3145 8542 3126 8555 3127 8561
      3127 8566 3126 8567 3127 8568 3127 8569
      3134 8578 3154 8571
TIME...MOT...LOC 1901Z 199DEG 15KT 3145 8562 

$$

42-DVD

The office that day

Everything else NWS Tallahassee, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 12:45 PM CDTSpecial Weather StatementTAEGeneva45 min
Jul 12, 1:04 PM CDTSpecial Weather StatementTAEDale41 min
Jul 12, 2:03 PM CDTSpecial Weather StatementTAEDale27 min
Jul 12, 2:13 PM CDTSpecial Weather StatementTAEHouston47 min
Jul 12, 2:28 PM CDTSpecial Weather StatementTAEHenry32 min

Nearby

Severe Thunderstorm Warnings in Alabama, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.